Duplicate Contacts Manager vs OCA Internal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Duplicate Contacts Manager
This app helps you clean up your address book by merging and removing duplicate contacts. It offers various options for identifying and resolving duplicates based on identical information, similar names, or phone numbers. You can also back up and restore your contacts for safety.
- Merge duplicate contacts
- Remove contacts with missing info
- Backup and restore contacts
- Identify identical contacts
- Merge contacts with similar names
- Merge contacts with similar phone numbers
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Merge Duplicate Contacts & Remover has following options: 1. Merge & Remove duplicate contacts 2. Delete contacts with no name, number, email. 3. Backup and Restore contacts (in .vcf file) For merging and deleting duplicate contacts following options available: 1. Duplicate Contacts (where all contacts are identical) : Here app deletes duplicate contacts. 2. Similar Phone number (only phone number number in all contacts similar) : Here app merges contacts and make a single contact. 3. Similar Name (name in all contacts are similar) : Here app merges contacts and make a single contact. 4. Inside Duplicates (Same number is stored two times in one contact) : Here app removes other numbers within contact. 5. Duplicate Email (Same email id in all contacts) : Here app merges contacts and make a single contact. Using this app, you can fix your address book easily. Note: Please make sure that you review all duplicates and backup your contacts before merging your contacts.
OCA Internal
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OCA Digital Platform - Manage all your meetings, tasks , projects in one place
Screenshots
Verdict
The clearest difference is in-app purchases: OCA Internal at none against Duplicate Contacts Manager's 1. OCA Internal also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.0). Duplicate Contacts Manager's advantage is update cadence (every 3 weeks vs every 6 weeks). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Duplicate Contacts Manager sells 1 one-off in-app purchase. OCA Internal asks for nothing beyond the download.
Duplicate Contacts Manager ships an update every 3 weeks, OCA Internal every 6 weeks. The most recent releases landed on October 20, 2026 and October 3, 2026 respectively.
| Parameter | Duplicate Contacts Manager | OCA Internal |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (763 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 763 — better | — |
| Update frequency | Every 3 weeks — better | Every 6 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 17 MB |
| Age rating | 12+ | 4+ |
| Developer | Vimal Jain | AVISA TEKNOLODZHIS, OSOO |
Bugs and requests
Duplicate Contacts Manager
Reported bugs
3 issues- App crashes or freezes during contact processing
- Merged contacts losing important details like notes and birthdays
- Incorrect contact information after merging (e.g. wrong phone numbers)
Requested features
4 requests- Undo/rollback functionality
- More granular control over merge/delete options
- Support for sorting and filtering contacts
- Backup and restore options for contact data
OCA Internal
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Duplicate Contacts Manager
- Merger Pro$0.99
OCA Internal
No in-app purchases
Questions
Is Duplicate Contacts Manager free?
Is OCA Internal free?
Do Duplicate Contacts Manager or OCA Internal have ads?
Which is updated more often, Duplicate Contacts Manager or OCA Internal?
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